<template>
  <div>
    <!-- 面包屑导航区域 -->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>数据统计</el-breadcrumb-item>
      <el-breadcrumb-item>数据报表</el-breadcrumb-item>
    </el-breadcrumb>

    <!-- 卡片区域 -->
    <el-card>
<!-- 为ECharts准备一个有大小的Dom -->
        <div id="main" style="width:700px;height:400px"></div>
    </el-card>
  </div>
</template>

<script>
// import echarts from 'echarts'
import * as echarts from 'echarts'
import _ from 'lodash'
export default {
  data() {
    return {
        options: {
        title: {
          text: '用户来源'
        },
        tooltip: {
          trigger: 'axis',
          axisPointer: {
            type: 'cross',
            label: {
              backgroundColor: '#E9EEF3'
            }
          }
        },
        grid: {
          left: '3%',
          right: '4%',
          bottom: '3%',
          containLabel: true
        },
        xAxis: [
          {
            boundaryGap: false
          }
        ],
        yAxis: [
          {
            type: 'value'
          }
        ]
        }
    }
  },
  created() {},
  async mounted(){
    //   初始化ECharts实例
    var myChart = echarts.init(document.getElementById('main'))
    const {data:res} = await this.$http.get('reports/type/1')
    if(res.meta.status !== 200){
        return this.$message.error('获取折线图数据失败！')
    }
    // 准备数据和配置项
    const result = _.merge(res.data,this.options)
    // var option = {
    //     title:{text:'ECharts入门实例'},
    //     tooltip:{},
    //     legend:{data:['销量']},
    //     xAxis:{data:['衬衫','羊毛衫','雪纺衫','裤子','高跟鞋','袜子']},
    //     yAxis:{},
    //     series:[{
    //         name:'销量',
    //         type:'bar',
    //         data:[5,20,36,10,10,20]
    //     }]
    // }
    // 展示数据
    myChart.setOption(result)
  },
  methods: {},
}
</script>

<style lang="less" scoped>
</style>